c908afa001ab0fc8212eee94731a213a6
author Rolf Eike Beer <eike-kernel@sf-tec.de> 1253663043 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1253716770 -0700

Make sure the value in abs() does not get truncated if it is greater than 2^32

abs() will truncate the input if is it outside the 2^32 range.  Fix that
by assuming `long' input.

This might generate worse code in the common case.

Signed-off-by: Rolf Eike Beer <eike-kernel@sf-tec.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
e